Yotsukaido, Japan

Atsushi Misawa

This inventor holds 4 USPTO granted patents. Top assignee: Seikosha Co., Ltd.. Active years: 1988-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Atsushi Misawa. Retrieved from https://idiyas.com/inventor/atsushi-misawa-0wqnginm

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.5

ph-index = 3

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1988-1989

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4 patents (USPTO):Explore Patents

Title: Inventor Spotlight: Atsushi Misawa

Introduction

Atsushi Misawa, an innovative inventor based in Yotsukaido, Japan, has made significant contributions to the field of camera technology. With a total of four patents to his name, Misawa stands out for his dedication to enhancing the functionality and design of camera components.

Latest Patents

Among Misawa's latest inventions is a patent for a **camera having a focal plane shutter**. This unique camera design incorporates two sets of blades that form a slit to open a shutter aperture, utilizing a body made from plastic material. Importantly, it features a rail plate equipped with multiple film guide rails, connecting seamlessly to the camera body. The design allows for a housing space where the blades are effectively stored, showcasing a blend of innovation and practicality.

Another notable patent is the **focal-plane shutter base**. This invention presents a base plate with a shutter opening, supporting two sets of blades made up of multiple sheets to block light. The blades are protected by a cover plate, and driving members are strategically supported on shafts connected to the base plate. Its ingenious design includes a shield portion that prevents unwanted light entry around the edges, and an integrally molded construction from plastic, combining functionality with structural integrity.

Career Highlights

Atsushi Misawa’s work primarily revolves around his role at Seikosha Co., Ltd., a company renowned for its advancements in imaging technology. His innovative spirit and engineering expertise have propelled the company’s reputation, making significant strides in the development of photographic equipment and components.

Collaborations

Throughout his career, Misawa has collaborated with notable coworkers, including Ichiro Nemoto and Ko Aosaki. Together, they have worked on various projects that have contributed to the evolution of camera design and technology, demonstrating the power of teamwork in the world of invention.

Conclusion

Atsushi Misawa’s contributions to camera technology underscore the importance of innovation in modern photography. With his patents reflecting a deep understanding of mechanical design and user needs, he continues to influence the industry. His partnerships and ongoing work at Seikosha Co., Ltd. signify a bright future for his inventive pursuits.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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